code: def predict(self, X):
      exec_args = [
          "elixir",
          "-pz",
          self.exec_path,
          "-e",
          "Elixir.Runner.run",
          *map(utils.format_arg, X),
      ]
  
      return utils.predict_from_commandline(exec_args)
  
file_path: m2cgen/tests/e2e/executors/elixir.py
imports: import subprocess
  from m2cgen.assemblers import get_assembler_cls
  from m2cgen.interpreters import ElixirInterpreter
  from tests import utils
  from tests.e2e.executors.base import BaseExecutor
label_desc: Use image node_id 2 for calling the ElixirExecutor obj's underlying member method code with example usage: obj.predict(X) and returns: utils